Kind of not really though they do sound the same
To rhyme with slipping away, it is really only necessary to rhyme with away; rhymes are about the sound at the end, anyway. Rhyming with away we have, delay, hurray, pray, stay, pay, may, bay, lay, etc.
Yes.
As an Ending Rhyme, yes.
Yes.
Yes.
Yes.
Yeaa
Yes.
Yes
Yes, eye and away are a slant rhyme also hands and sands, sea and me, and along and appointed.
There are no words (in english, anyway) that rhyme exactly with password, but a few words almost rhyme, such as "mastered" and "backward". Check out rhymezone.com for more.
It does theoretically. You could get away with it in poetry, maybe.